Also, neither Crohnâs disease nor ulcerative colitis is related to food allergies. According to the Crohnâs & Colitis Foundation of America: âPeople with IBD may think they are allergic to foods because they associate the symptoms of IBD with eating.â.
Eczema, also known as dermatitis, describes a group of skin conditions where the skin is irritated or inflamed. There are many different types of eczema - the most common is atopic eczema (also called endogenous eczema). About 1 in 6 children get atopic eczema in the UK, but most grow out of it by their teens.
Seborrheic dermatitis is a common condition that causes flaking of the skin, most commonly on the scalp as dandruff. It can also appear on the face, chest, arms, legs and groin, causing a greasy and scaly appearance of the skin.